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NRF51822 Bluetooth BLE4 2.4GHz Wireless Communication Module E-934 Onboard chip: nRF51822 Communication distance (open outdoor@1M data rate): 30 m Frequency range: 2.4GHz Operating voltage: 2.0 Volts to 3.6 volts Operating temperature: -40° ~ 85° Expansion pin header: all the I/Os except P0.26 and P0.27
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DIY Rc Boat Ship Rc Model Kit E-933 Size: 15*20 mm Height: 25mm Output Shaft: 2.0mm Output Shaft Length: 8mm Rated Voltage: 3V(suggest use 3-6V voltage) Voltage: 3V – Current: 80MA Rotating Speed: about 10,000 turns Voltage: 6V – Current: 150MA Rotating Speed: about 20,000 turns Compatible for DIY RC boat less than 30cm length. Propeller Specifications: 1 CW, 1 CCW Diameter: 26mm Thickness: 10mm
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Skidproof Foot Pedal Heavy Duty Metal Switch Momentary Control 3 Wire NO/NC Auto Reset TC-171 Action Type -- Momentary Contact Switch Withstand Voltage -- AC 250V Voltage -- AC 250V Working Voltage -- DC 12V Working Current -- 1.25A Switching Mode -- Normally open Normally closed Size -- Approx. 10.3 * 6.8 * 3.6cm (L*W*H)
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LT4 SPDT NO NC Aluminum Case Industrial Electric Foot Pedal Switch with Guard TC-170 Model: LT4 Material: Aluminum Contact Type: SPDT NO NC Rated voltage: 380V/220V AC Protection Level: IP62 Mechanical Life: 1,000,000 Times Electrical Life: 300,000 Times Pedal Length: 85mm/3.35inch Mounting Hole: 5.5mm/0.22inch Connecting Hole: 13mm/0.51inch